Kensington TurboBall - Trackball - 4 button(s) - wired - PS/2, USB - white - retail

alaTest has collected and analyzed 63 user reviews of Kensington TurboBall - Trackball - 4 button(s) - wired - PS/2, USB - white - retail from Amazon.com. The average user rating for this product is 3.3/5, compared to an average user rating of 4.1/5 for other products in the same category on Amazon.com. People are impressed by the size and price. The design and durability are also mentioned favorably. There are some mixed views about the reliability and usability.